Incorporate stainless steel gripping teeth in the collets. Corrosion-resistant teeth allow SeaTech connectors to interconnect with multiple materials without the need for special tools or tube inserts. Exclusive O-ring guide insures zero leak connections. The direction of the tubing can be oriented by a simple twist, reducing the amount of tubing required to plumb a water system. Size 1/2” x 3/8” NPS x CTS.